{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000286},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003092","481:4810001562","499:4990003997","472:4720002386","470:4700002217","470:4700008523","470:4700001016","499:4990001877","481:4810001028","470:4700002574","470:4700001436","470:4700005823","479:4790003761","485:4850000586","481:4810000862","472:4720005072","466:4660000809","493:4930003973","499:4990001440","488:4880000704","488:4880005745","479:4790003504","500:5000001070","481:4810000634","500:5000006511"],"twin_admin_codes":[499,481,499,472,470,470,470,499,481,470,470,470,479,485,481,472,466,493,499,488,488,479,500,481,500],"twin_sims":[0.06851611255297149,0.05486239081947563,0.05116154833611339,0.0483518003714828,0.03969448297455697,0.032907897888560404,0.03287690010870097,0.03237356049123864,0.031352439467477664,0.030006348918310746,0.02846812439011742,0.02602812732205744,0.02598045838716363,0.02592592453367272,0.025117918722888644,0.024086083218242196,0.023530678109512822,0.023213842941705237,0.02297603032217291,0.0200623499355194,0.01959892364918968,0.01950782910956523,0.018625640157614875,0.018331559419414747,0.018271599796813122],"twin_dists":[0.300719675969856,0.31293700180486417,0.31667901279617094,0.31967342403518917,0.32991918992276204,0.33936989293901215,0.33941672890540275,0.3401825739496695,0.34176802377186427,0.3439269802357046,0.34649823235257693,0.3508331574774065,0.35092127921304683,0.3510222628670727,0.35254040451005714,0.35454170154483644,0.3556498600629008,0.35629221097267916,0.3567793652519034,0.36313382100275693,0.3642177406339598,0.364433430326607,0.3665690387815814,0.36730062487159876,0.36745104564232994],"n_dims_used":43,"mean_confidence":0.9141962805459666},"coverage":{"mean_confidence":0.9141962805459666,"n_dims_used":43,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}